Keychain

public class Keychain

The Keychain class makes it easy to work with items in the keychain storage.


                    
                    
                    setValue(_:forKey:)

Sets the value of the key. Before setting, the old value is removed. So if you want to delete the key, just set its value to nil.

Throws

The KeychainError if something went wrong.

Swift

public static func setValue(_ value: Any?, forKey key: String) throws

`value`	The value for the key. Value’s type must conform `NSCoding` protocol. It is implemented by all of the Foundation and most of the UIKit types.
`key`	The key for which to create a record in the keychain.


                    
                    
                    getValue(forKey:)

Returns the value of the key or nil, if the key does not exist.

Throws

The KeychainError if something went wrong.

Swift

public static func getValue(forKey key: String) throws -> Any?

key

The key for which to get the value.

The key value.


                    
                    
                    setSecKey(_:forKey:)

Saves the SecKey object to the keychain. Before saving, the old value is deleted, So, if you want to delete the item, just set its value to nil.

Throws

The KeychainError if something’s wrong.

Swift

public static func setSecKey(_ secKey: SecKey?, forKey key: String) throws

`secKey`	The `SecKey` object that will be saved.
`key`	The key name for the `SecKey` item.


                    
                    
                    getSecKey(forKey:)

Returns the SecKey object associated with the key or nil, if the key does not exist.

Throws

The KeychainError if something’s wrong.

Swift

public static func getSecKey(forKey key: String) throws -> SecKey?

key

The key for which to get the SecKey.

The SecKey object.